import type { Quad } from '@rdfjs/types';
import { AsyncHandler } from 'asynchronous-handlers';
export interface PolicyExtractorInput {
    /**
     * A collection of policy quads.
     */
    policies: Quad[];
}
/**
 * Can extract individual policy from a collection of policy data.
 *
 * @returns An array containing an entry for every individual policy that could be extracted.
 */
export declare abstract class PolicyExtractor extends AsyncHandler<PolicyExtractorInput, Quad[][]> {
}